Quick Disconnect Couplings - Flipbook - Seite 258
Parts List and Assembly Drawing
Servicing Components
Instructions for Rebuilding ShutOff valve (P/N FF9330A-03)
1. Remove the four cover
screws, item #1; remove
button, item #3; remove
and replace diaphragm if
necessary, item #5. For
assembling, torque cover
screws 25-30 in.-lbs.
2. Remove plastic cap, item
#10; spring, item #8, and
valve, item #7. Replace the
O-ring seal, item #9, on
the cap. Check the bonded
seal on the valve, item #7;
inspect for foreign particles
or burrs and replace if
necessary.
3. Replace O-ring seal, item #2,
with a 22559-00B O-ring.
Care must be taken not
to scar the seal area upon
removal of the O-ring.
4. Lubricate all seals with
petroleum jelly prior to
installation. Make sure all
metal parts are clean and not
damaged.
AMER region
FLOCS 30A
5. Assemble in reverse order.
Note: A complete shut-off valve
is available as an assembly for
replacement.
Order by Part Number FF9330A-03.
Figure 2
The strainer should be
serviced daily under normal
fleet operation conditions.
If the strainer becomes
clogged or partially blocked
with residue, the evacuation
operation will slow down due
to lack of oil flow to the pump.
Servicing the Strainer
3. Replace the plug and screen.
Tighten wrench-tight.
4. Be careful not to crack the
castings or pipe bushings
when reassembling the
plug. Cracked and/or leaking
castings will result in
insufficient pumping.
1. Remove the strainer cleanout plug and screen.
2. Wash the plug and screen
with clean fuel oil.
Troubleshooting
the FLOCS 30A
Problem
Unit will not continue running
after the button is released.
Problem
Unit will not run when override
button is pushed.
Correction
(A) Check the air supply line to
see if it is connected and
the air is turned on.
Correction
(A) Button was not in override
long enough; hold override
button until cycle gauge
indicates run.
(B) Check for vacuum leakage
at strainer suction line,
vehicle kit and/or hose
fittings on control regulator.
(C) Check air pressure and
CFM to make sure that
the minimum 80 psi and 5
CFM are available to pump.
Unit shuts off before all oil is
evacuated.
Correction
(E) Check regulator for
damaged seals or
diaphragm. Reference
Figure 5, page 6 for
servicing.
(A) Check all threaded
connections in suction line
for vacuum leakage. Mount
vacuum gauge in mating
coupling half. Plug into end
of suction line. Run pump
to get a vacuum. Watch
gauge. A sudden loss of
vacuum indicates a suction
leak.
(F) Check oil dipstick; oil pan
may be empty.
Problem
Problem
Unit will not shut off after all
the oil has been evacuated.
Cycle gauge will not indicate
the mode the pump is in.
Correction
Correction
(A) Check for plugged coupling
at vehicle kit.
(D) Check the strainer for
contamination.
(A) Check gauge to see if
indicator hand is loose.
(B) Check for any leaks in
thread and hose fitting
connections.
Danfoss Quick Disconnect Couplings Master Catalog
Problem
(B) Check regulator for
damaged seals or
diaphragm. Reference
Figure 5, page 6
for servicing.
AF435258198969en-000102
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